supply of flexible hose (650mm) for bogie , flexible hose (650mm) for bogie for lhb type bg coaches (body to bogie connection) co nforming to rdso material specification rdso/2011/cg-04 rev-03 of may 2024 and rdso drawing no. cg-19036 alt-01 or m/s. ftil drg / part no. ft0052512-001 with latest alteration or m/s kbi drg / part n o. kp0274893 with latest alteration or m/s escorts limited drg / part no. 1j112000031 with latest alter ation. note: the upgraded flexible hose should be procured from rdso approved sources for axle mou nted disc brake system to ensure quality of this critical item [ warranty period: 30 months after the date of delivery ] ]